Blistering Heat Wave Across Southern Plains and Lower Mississippi Valley This Weekend; Wet Weather In The East

A scorching Heat Wave will continue across the southern tier of the country. Temperatures and Heat Indices will reach or easily surpass triple digits, as a ridge of high pressure dominates. Widespread Excessive Heat Warnings and Advisories are in effect, will persist and spread into the Southwest/CA next week. Meanwhile, locally heavy rain will be possible for the OH Valley/Mid-Atl/Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

67°F

19°C

Humidity 91%
Wind Speed N 10 mph
Barometer 29.85 in (1010.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Jul 8:53 am CDT
Extended Forecast for

Madison WI

  • Today

    Today: A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 74. North wind around 15 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    Showers then
    Showers
    Likely

    High: 74 °F

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 64. North wind 10 to 15 mph.

    Chance
    Showers then
    Slight Chance
    Showers

    Low: 64 °F

  • Sunday

    Sunday: A 30 percent chance of showers.  Mostly cloudy, with a high near 77. Northeast wind 10 to 15 mph.

    Chance
    Showers

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 60. North wind 5 to 10 mph.

    Mostly Clear

    Low: 60 °F

  • Monday

    Monday: Sunny, with a high near 83. North wind around 5 mph.

    Sunny

    High: 83 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 64. West wind around 5 mph.

    Mostly Clear

    Low: 64 °F

  • Tuesday

    Tuesday: Sunny, with a high near 83. Northwest wind around 5 mph.

    Sunny

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 63. Northwest wind around 5 mph.

    Mostly Clear

    Low: 63 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

Detailed Forecast

Today
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. North wind around 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 64. North wind 10 to 15 mph.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 77. Northeast wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 60. North wind 5 to 10 mph.
Monday
Sunny, with a high near 83. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 64. West wind around 5 mph.
Tuesday
Sunny, with a high near 83. Northwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 63. Northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Click Map For Forecast
Point Forecast:
Madison WI
 43.07°N 89.4°W (Elev. 879 ft)
9:08 am CDT Jul 21, 2018
9am CDT Jul 21, 2018-6pm CDT Jul 27, 2018
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database